/* Login Page Specific Styles */

.login-body {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: 100vh;
}

.login-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
}

.login-header .nav-container {
    justify-content: space-between;
}

.login-header .nav-links {
    gap: 1rem;
}

.login-header .nav-link {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.login-header .nav-link:hover {
    background: var(--gray-100);
    color: var(--primary-color);
}

/* Main Login Section */
.login-main {
    padding-top: 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-left: 1rem;
    padding-right: 1rem;
}

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1200px;
    width: 100%;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    min-height: 600px;
}

/* Left Side - Branding */
.login-branding {
    background: var(--primary-gradient);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    color: var(--white);
}

.branding-content {
    position: relative;
    z-index: 2;
}

.logo-large {
    margin-bottom: 2rem;
}

.branding-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.branding-subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.login-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    opacity: 0.9;
}

.feature-icon {
    font-size: 1.2rem;
}

/* Animated Background */
.login-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.login-bg .gradient-orb {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.login-bg .orb-1 {
    width: 200px;
    height: 200px;
    top: -50px;
    right: -50px;
    animation-delay: -2s;
}

.login-bg .orb-2 {
    width: 150px;
    height: 150px;
    bottom: -30px;
    left: -30px;
    animation-delay: -4s;
}

/* Right Side - Form Container */
.login-form-container {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-form-wrapper {
    max-width: 400px;
    width: 100%;
    margin: 0 auto;
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.form-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.signup-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-normal);
}

.signup-link:hover {
    color: var(--primary-dark);
}

/* Social Login Buttons */
.social-login {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: var(--white);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 0.9rem;
}

.social-btn:hover {
    border-color: var(--gray-300);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.google-btn:hover {
    border-color: #4285F4;
    background: rgba(66, 133, 244, 0.05);
}

.github-btn:hover {
    border-color: #333;
    background: rgba(0, 0, 0, 0.05);
}

.social-icon {
    flex-shrink: 0;
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

.divider-text {
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Login Form */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: all var(--transition-normal);
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder {
    color: var(--text-light);
}

/* Password Input Container */
.password-input-container {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
    transition: color var(--transition-normal);
}

.password-toggle:hover {
    color: var(--text-secondary);
}

.password-icon {
    width: 20px;
    height: 20px;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    position: relative;
    transition: all var(--transition-normal);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 12px;
    font-weight: bold;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.forgot-password:hover {
    color: var(--primary-dark);
}

/* Login Button */
.login-btn {
    width: 100%;
    padding: 1rem;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.button-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.login-btn:hover .button-shine {
    left: 100%;
}

/* Demo Credentials */
.demo-credentials {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--gray-200);
}

.demo-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.demo-info {
    margin-bottom: 1rem;
}

.demo-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.demo-fill-btn {
    width: 100%;
    padding: 0.75rem;
    background: var(--white);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.demo-fill-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    padding: 1rem;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--gray-200);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--text-secondary);
}

.modal-body {
    padding: 2rem;
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.forgot-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-submit {
    width: 100%;
    padding: 0.875rem;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.form-submit:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.spinner-ring {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    font-weight: 500;
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .login-branding {
        order: 2;
        padding: 2rem;
        text-align: center;
    }
    
    .branding-title {
        font-size: 2rem;
    }
    
    .login-form-container {
        order: 1;
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .login-main {
        padding-top: 80px;
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .login-container {
        box-shadow: none;
        border-radius: 0;
        min-height: auto;
    }
    
    .login-branding,
    .login-form-container {
        padding: 1.5rem;
    }
    
    .branding-title {
        font-size: 1.75rem;
    }
    
    .form-title {
        font-size: 1.5rem;
    }
    
    .demo-credentials {
        margin-top: 1.5rem;
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .login-main {
        padding-top: 70px;
        padding-left: 0;
        padding-right: 0;
    }
    
    .login-container {
        border-radius: 0;
    }
    
    .login-branding,
    .login-form-container {
        padding: 1rem;
    }
    
    .social-btn {
        font-size: 0.875rem;
        padding: 0.75rem 1rem;
    }
    
    .modal {
        margin: 0;
        border-radius: var(--radius-lg);
    }
    
    .modal-header,
    .modal-body {
        padding: 1.5rem;
    }
}

/* Animation Keyframes */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Focus Styles for Accessibility */
.social-btn:focus,
.form-input:focus,
.login-btn:focus,
.demo-fill-btn:focus,
.forgot-password:focus,
.signup-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .form-input {
        border-width: 3px;
    }
    
    .social-btn {
        border-width: 3px;
    }
    
    .login-btn {
        border: 3px solid transparent;
    }
}

/* Signup Page Specific Styles */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-helper {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

.password-strength {
    margin-top: 0.5rem;
}

.strength-bar {
    width: 100%;
    height: 4px;
    background: var(--gray-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0%;
    transition: all var(--transition-normal);
    border-radius: var(--radius-sm);
}

.strength-text {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    transition: color var(--transition-normal);
}

.strength-weak .strength-fill {
    width: 25%;
    background: #ef4444;
}

.strength-weak .strength-text {
    color: #ef4444;
}

.strength-fair .strength-fill {
    width: 50%;
    background: #f59e0b;
}

.strength-fair .strength-text {
    color: #f59e0b;
}

.strength-good .strength-fill {
    width: 75%;
    background: #3b82f6;
}

.strength-good .strength-text {
    color: #3b82f6;
}

.strength-strong .strength-fill {
    width: 100%;
    background: #10b981;
}

.strength-strong .strength-text {
    color: #10b981;
}

.terms-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.terms-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.signup-footer {
    margin-top: 1.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(139, 92, 246, 0.05));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(99, 102, 241, 0.1);
    text-align: center;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Mobile Responsive for Signup */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .gradient-orb {
        animation: none;
    }
}